This precision-engineered 4-flute carbide corner radius end mill from RedLine Tools delivers exceptional performance for demanding machining applications. Featuring a 1/2-inch cutting diameter with a 0.015-inch corner radius, this American-made tool combines variable helix and variable index geometry to reduce chatter and improve surface finish. The advanced AlTiSN coating provides superior heat resistance and extended tool life, making it ideal for machining a wide range of materials. With its square end design and 4-inch overall length, this end mill offers versatility for various milling operations. The carbide construction ensures durability and maintains sharp cutting edges even under high-speed conditions. The 1-inch shank diameter provides excellent rigidity and secure tool holding. Whether you're working on production runs or precision prototyping, this corner radius end mill delivers the accuracy and reliability professionals demand.